Straight post loads contents easily, without damage. Ideal for multiple presentations and reports. Ring design removes the hassle of maneuvering sheets over the curve, while protecting them from damage during loading\/unloading. Locking rings hold contents securely. PVC-free poly material will not stick to cover inserts or materials stored inside. Safe for all documents including photographs. Clear, non-glare overlay for customization on all three sides. Horizontal interior pockets for quick and convenient storage.